diff options
Diffstat (limited to '')
-rw-r--r-- | common/stringhelp.h | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/common/stringhelp.h b/common/stringhelp.h new file mode 100644 index 0000000..84215c7 --- /dev/null +++ b/common/stringhelp.h @@ -0,0 +1,181 @@ +/* stringhelp.h + * Copyright (C) 1998, 1999, 2000, 2001, 2003, + * 2006, 2007, 2009 Free Software Foundation, Inc. + * 2015 g10 Code GmbH + * + * This file is part of GnuPG. + * + * GnuPG is free software; you can redistribute and/or modify this + * part of GnuPG under the terms of either + * + * - the GNU Lesser General Public License as published by the Free + * Software Foundation; either version 3 of the License, or (at + * your option) any later version. + * + * or + * + * - the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at + * your option) any later version. + * + * or both in parallel, as here. + * + * GnuPG is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copies of the GNU General Public License + * and the GNU Lesser General Public License along with this program; + * if not, see <https://www.gnu.org/licenses/>. + */ + +#ifndef GNUPG_COMMON_STRINGHELP_H +#define GNUPG_COMMON_STRINGHELP_H + +#include <stdint.h> +#include "types.h" + +/*-- stringhelp.c --*/ +char *has_leading_keyword (const char *string, const char *keyword); + +const char *memistr (const void *buf, size_t buflen, const char *sub); +char *mem2str( char *, const void *, size_t); +char *trim_spaces( char *string ); +char *ascii_trim_spaces (char *string); +char *trim_trailing_spaces( char *string ); +unsigned int trim_trailing_chars( unsigned char *line, unsigned len, + const char *trimchars); +unsigned int trim_trailing_ws( unsigned char *line, unsigned len ); +size_t length_sans_trailing_chars (const unsigned char *line, size_t len, + const char *trimchars ); +size_t length_sans_trailing_ws (const unsigned char *line, size_t len); + + +char *make_basename(const char *filepath, const char *inputpath); +char *make_dirname(const char *filepath); +char *make_filename( const char *first_part, ... ) GPGRT_ATTR_SENTINEL(0); +char *make_filename_try (const char *first_part, ... ) GPGRT_ATTR_SENTINEL(0); +char *make_absfilename (const char *first_part, ...) GPGRT_ATTR_SENTINEL(0); +char *make_absfilename_try (const char *first_part, + ...) GPGRT_ATTR_SENTINEL(0); +int compare_filenames( const char *a, const char *b ); + +uint64_t string_to_u64 (const char *string); +int hextobyte (const char *s); + +size_t utf8_charcount (const char *s, int len); + + +#ifdef HAVE_W32_SYSTEM +const char *w32_strerror (int ec); +#endif + + +int ascii_isupper (int c); +int ascii_islower (int c); +int ascii_toupper (int c); +int ascii_tolower (int c); +char *ascii_strlwr (char *s); +char *ascii_strupr (char *s); +int ascii_strcasecmp( const char *a, const char *b ); +int ascii_strncasecmp (const char *a, const char *b, size_t n); +int ascii_memcasecmp( const void *a, const void *b, size_t n ); +const char *ascii_memistr ( const void *buf, size_t buflen, const char *sub); +void *ascii_memcasemem (const void *haystack, size_t nhaystack, + const void *needle, size_t nneedle); + + +#ifndef HAVE_MEMICMP +int memicmp( const char *a, const char *b, size_t n ); +#endif +#ifndef HAVE_STPCPY +char *stpcpy(char *a,const char *b); +#endif +#ifndef HAVE_STRPBRK +char *strpbrk (const char *s, const char *accept); +#endif +#ifndef HAVE_STRSEP +char *strsep (char **stringp, const char *delim); +#endif +#ifndef HAVE_STRLWR +char *strlwr(char *a); +#endif +#ifndef HAVE_STRTOUL +# define strtoul(a,b,c) ((unsigned long)strtol((a),(b),(c))) +#endif +#ifndef HAVE_MEMMOVE +# define memmove(d, s, n) bcopy((s), (d), (n)) +#endif +#ifndef HAVE_STRICMP +# define stricmp(a,b) strcasecmp( (a), (b) ) +#endif +#ifndef HAVE_MEMRCHR +void *memrchr (const void *buffer, int c, size_t n); +#endif + + +#ifndef HAVE_ISASCII +static inline int +isascii (int c) +{ + return (((c) & ~0x7f) == 0); +} +#endif /* !HAVE_ISASCII */ + + +#ifndef STR +# define STR(v) #v +#endif +#define STR2(v) STR(v) + +/* Percent-escape the string STR by replacing colons with '%3a'. If + EXTRA is not NULL, also replace all characters given in EXTRA. The + "try_" variant fails with NULL if not enough memory can be + allocated. */ +char *percent_escape (const char *str, const char *extra); +char *try_percent_escape (const char *str, const char *extra); + + +/* Concatenate the string S1 with all the following strings up to a + NULL. Returns a malloced buffer with the new string or NULL on a + malloc error or if too many arguments are given. */ +char *strconcat (const char *s1, ...) GPGRT_ATTR_SENTINEL(0); +/* Same but taking a va_list. */ +char *vstrconcat (const char *s1, va_list arg_ptr); +/* Ditto, but die on error. */ +char *xstrconcat (const char *s1, ...) GPGRT_ATTR_SENTINEL(0); + + +char **strsplit (char *string, char delim, char replacement, int *count); + +/* Tokenize STRING using the set of delimiters in DELIM. */ +char **strtokenize (const char *string, const char *delim); +/* Tokenize STRING using the set of delimiters in DELIM but do not + * trim the tokens. */ +char **strtokenize_nt (const char *string, const char *delim); + +/* Split STRING into space delimited fields and store them in the + * provided ARRAY. */ +int split_fields (char *string, char **array, int arraysize); + +/* Split STRING into colon delimited fields and store them in the + * provided ARRAY. */ +int split_fields_colon (char *string, char **array, int arraysize); + +/* Return True if MYVERSION is greater or equal than REQ_VERSION. */ +int compare_version_strings (const char *my_version, const char *req_version); + +/* Format a string so that it fits within about TARGET_COLS columns. */ +char *format_text (const char *text, int target_cols, int max_cols); + +/* Substitute environmen variabales in STRING. */ +char *substitute_envvars (const char *string); + + +/*-- mapstrings.c --*/ +const char *map_static_macro_string (const char *string); +const char *map_static_strings (const char *domain, int key1, int key2, + const char *string1, ...); + +#endif /*GNUPG_COMMON_STRINGHELP_H*/ |